Nku wingnut, nku nku ma ọ bụ urukurubụba bụ ụdị mkpụrụ nwere nnukwu "nku" ọla abụọ, nke dị n'akụkụ nke ọ bụla, n'ihi ya, ọ ga-adị mfe ịgbachi ma jiri aka tọpụ ya n'enweghị ngwá ọrụ.
Ihe nkedo yiri nke ahụ nwere eriri nwoke ka a na-akpọ skru nku ma ọ bụ ihe mkpuchi nku.